ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "Rejection"

  • 2018 American Transplant Congress

    Urinary Proteomic Biomarkers for Prediction of Chronic Antibody-Mediated Rejection in Kidney Transplant Recipients

    H. Jung,1 K. Jeong,1 J-.H. Lim,1 J. Choi,1 J-.H. Cho,1 S-.H. Park,1 Y-.L. Kim,1 C-.H. Lee,2 M-.C. Baek,2 B. Chung,3 S-.H. Lee,4 C-.D. Kim.1

    1Internal Medicine, Kyungpook National University School of Medicine, Daegu, Republic of Korea; 2Molecular Medicine, Kyungpook National University School of Medicine, Daegu, Republic of Korea; 3Internal Medicine, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea; 4Internal Medicine, College of Medicine, Kyung Hee University, Seoul, Republic of Korea.

    Background: Chronic antibody-mediated rejection (CAMR) is a challenging issue associated with allograft loss in kidney transplant recipients (KTRs) undergoing long-term follow-up. Changes in the urinary…
  • 2018 American Transplant Congress

    The Impact of Conversion from Immediate Release Twice-Daily Tacrolimus (Prograf®) to Once-Daily Extended Release Tacrolimus (Envarsus®) in Liver Transplant Recipients

    M. Del Gaudio,1 M. Cescon,1 M. Ravaioli,1 V. Bertuzzo,1 C. Zanfi,1 M. Serenari,1 L. Maroni,1 C. Morelli,2 A. Pinna.1

    1Organ Insufficiency and Transplantation, S.Orsola Hospital General Surgery and Transplantation Unit Prof. A.D. Pinna, Bologna, Italy; 2Organ Insufficiency and Transplantation, S. Orsola Hospital Organ Insufficiency and Internal Medicine Morelli, Bologna, Italy.

    The safety and efficacy of substitution with a novel once-daily extended-release tacrolimus (LCPT;Envarsus®)to immediate-release tacrolimus (IR-Tac, Prograf®) twice daily in liver transplant patients have not…
  • 2018 American Transplant Congress

    Clinical Significance of Isolated v-Lesions in Kidney Transplantation

    A. Georgalis,1 C. Wehmeier,1 P. Hirt-Minkowski,1 G. Hönger,1 H. Hopfer,2 J. Steiger,1 S. Schaub,1 P. Amico.1

    1Transplantation Immunology and Nephrology, University Hospital Basel, Basel, Switzerland; 2Institute for Pathology, University Hospital Basel, Basel, Switzerland.

    Background: Arteritis without significant tubulo-interstitial inflammation (v1-3, but i≤1 and t≤1) is referred by the 10th Banff conference as 'isolated v-lesions'. The clinical significance of…
  • 2018 American Transplant Congress

    Effect of Belatacept on Late Acute Rejection Episodes and Graft Loss in Young Adults between the Ages of 18-24 Years: Post-Hoc Analysis of BENEFIT Study

    A. Moudgil.

    Nephrology, Children National Health System, Washington, DC.

    Background: Recent data suggests higher incidence of late acute rejection (LAR) in young adults (18-24 years of age) causing graft loss just like adolescents due…
  • 2018 American Transplant Congress

    Allogeneic Mesenchymal Stem Cells as Induction Therapy Are Safe and Feasible in Renal Allografts: Pilot Results of a Multicenter Randomized Controlled Trial

    Q. Sun,1 F. Han,1 M. Zhao,2 R. Cao,3 D. Zhao,1 Z. Huang,1 L. Hong,1 Y. Peng,1 Q. Sun.1

    1Third Affiliated Hospital, Sun Yat-sen University, Guangzhou, China; 2Zhujiang Hospital, Southern Medical University, Guangzhou, China; 3Second Affiliated Hospital, Guangzhou Traditional Chinese Medicine University, Guangzhou, China.

    Background: Delayed graft function (DGF) and acute rejection lead to adverse effects on graft outcomes. Optimal induction intervention should include both renal structure injury repair…
  • 2018 American Transplant Congress

    Donor-Derived Cell-Free DNA Identifies Antibody-Mediated Rejection with Graft Injury in DSA-Positive Kidney Transplant Recipients

    S. Jordan,1 S. Bunnapradist,2 J. Bromberg,3 A. Langone,4 D. Hiller,5 J. Yee,5 J. Sninsky,5 R. Woodward,5 A. Matas.6

    1Cedars-Sinai Medical Center, Los Angeles, CA; 2UCLA, Los Angeles, CA; 3University of Maryland School of Medicine, Baltimore, MD; 4Vanerbilt University Medical Center, Nashville, TN; 5CareDx, Brisbane, CA; 6University of Minnesota School of Medicine, Minneapolis, MN.

    Purpose: Donor-derived cell-free DNA (dd-cfDNA) discriminates active rejection in kidney transplant patients. Donor-specific antibodies (DSA) to HLA antigens are associated with risk of antibody-mediated rejection…
  • 2018 American Transplant Congress

    Bortezomib in Late Antibody-Mediated Kidney Transplant Rejection – A Double-Blind Randomized Placebo-Controlled Trial (BORTEJECT Study)

    F. Eskandary,1 H. Regele,2 G. Bond,1 N. Kozakowski,2 M. Wahrmann,1 L. Hidalgo,3 H. Haslacher,4 C. Kaltenecker,1 M-.B. Aretin,5 R. Oberbauer,1 J. Reeve,6 P. Halloran,6 G. Böhmig.1

    1Nephrology and Dialysis, Medical University Vienna, Viena, Austria; 2Institute of Clinical Pathology, Medical University Vienna, Vienna, Austria; 3Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, AB, Canada; 4Department of Laboratory Medicine, Medical University Vienna, Vienna, Austria; 5Pharmacy Department, General Hospital Vienna, AKH, Vienna, Austria; 6Alberta Transplant Applied Genomics Centre, University of Alberta, Edmonton, AB, Canada.

    Background. Antibody-mediated rejection (ABMR) is a leading cause of long-term kidney transplant loss. Optimal treatment of late ABMR is unclear, and our current knowledge is…
  • 2018 American Transplant Congress

    Dual Inhibition of PI3K and mTORC2 Causes ERK Hyperactivation Induced by HLA-II Antibody in Human Endothelium

    Y-.P. Jin, E. Reed.

    Pathology and Laboratory Medicine, David Geffen School of Medicine, UCLA, Los Angeles, CA.

    Background: Endothelial cells (EC) line the inner surface of blood vessels and serve as the interface between recipient circulating blood and the donor allograft. Transplant…
  • 2018 American Transplant Congress

    The Risk Factors of Acute Rejection in Patients with BK Nephropathy after the Reduction of Immunosuppression

    C. Baek,1 H. Kim,1 W. Yang,1 D. Han,2 S-.K. Park.1

    1Department of Internal Medicine, Division of Nephrology, Asan Medical Center, Seoul, Republic of Korea; 2Department of Surgery, Asan Medical Center, Seoul, Republic of Korea.

    Background: BK nephropathy (BKN) affects graft function and increases the risk of graft failure. The reduction of immunosuppression is the main treatment for BKN. However,…
  • 2018 American Transplant Congress

    The Inhibitory Effect of Plasma on Activation of Lymphocytes from Kidney Transplants is Significantly More Severe in Tacrolimus Based Regimen: What Implications for Plasma Exchange Role in Anti-Rejection Therapy?

    A. Assounga,1,2 S. Omarjee.1

    1Dept of Nephrology, University of KwaZulu-Natal, Durban, South Africa; 2Inkosi Albert Luthuli Central Hospital, Durban, South Africa.

    Background:Reduction of lymphocyte proliferation by human plasma has been previously reported. Reduced activation of lymphocytes of patients on immunosuppressive drugs is well documented. However, trial…
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